667106006 has 32 divisors (see below), whose sum is σ = 1153128960. Its totient is φ = 283536000.

The previous prime is 667105987. The next prime is 667106021. The reversal of 667106006 is 600601766.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1663406 + ... + 1663806.

It is an arithmetic number, because the mean of its divisors is an integer number (36035280).

Almost surely, 2^667106006 is an apocalyptic number.

667106006 is a deficient number, since it is larger than the sum of its proper divisors (486022954).

667106006 is a wasteful number, since it uses less digits than its factorization.

667106006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1100.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 667106006 is about 25828.3953431103. The cubic root of 667106006 is about 873.7723217268.

The spelling of 667106006 in words is "six hundred sixty-seven million, one hundred six thousand, six".